WIMP Dark Matter Search Using a 3.1 Tonne-Year Exposure of the XENONnT Experiment

We report on a search for weakly interacting massive particle (WIMP) dark matter (DM) via elastic DM-xenon-nucleus interactions in the XENONnT experiment. We combine datasets from the first and second science campaigns resulting in a total exposure of 3.1 tonne-years. In a blind analysis of nuclear recoil events with energies above 3.8 keV_{NR}, we find no significant excess above background. We set new upper limits on the spin-independent WIMP-nucleon scattering cross section for WIMP masses above 10 GeV/c^{2} with a minimum of 1.7×10^{-47} cm^{2} at 90% confidence level for a WIMP mass of 30 GeV/c^{2}. We achieve a best median sensitivity of 1.4×10^{-47} cm^{2} for a 41 GeV/c^{2} WIMP. Compared to the result from the first XENONnT science dataset, we improve our sensitivity by a factor of up to 1.8.

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Journal
Physical Review Letters
Published
2025-09-09
DOI
https://doi.org/10.1103/msw4-t342
Citations
13
Primary Topic
Dark Matter and Cosmic Phenomena
Type
article
Field-Weighted Citation Impact
24.31

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article

WIMP Dark Matter Search Using a 3.1 Tonne-Year Exposure of the XENONnT Experiment

M. Kara, K. Miuchi, F. Lombardi, G. Plante et al.
13 citations
Physical Review Letters
Dark Matter and Cosmic Phenomena
24.31
article

WIMP Dark Matter Search Using a 3.1 Tonne-Year Exposure of the XENONnT Experiment

M. Kara, K. Miuchi, F. Lombardi, G. Plante, K. Martens, C. Hils, L. J. Levinson, G. Trinchero, S. Moriyama, E. Aprile, Y. Itow, C. Wittweg, K. Eitel, F. Gao, R. Glade-Beucke, R. Budnik, J. Grigat, C. Szyszka, J. Schreiner, J. Qin, P Shagin, M. Yamashita, C. Capelli, F. Tönnies, Luisa Hötzsch, A. Molinario, J. J. Cuenca-García, M. Pierre, L. Althueser, C. Fuselli, L. Baudis, E. Angelino, K. Liu, Y. Mosbacher, S. Lindemann, R. Singh, V.H.S Wu, F. Girard, A. Kopec, M. Flierman, P. Di Gangi, A. Bismark, A. Elykov, J Jakob, W. Fulgione, J. Loizeau, A. D. Ferella, Y. Ma, P Gaemers, F. Arneodo, D. Xu, D. Fuchs, M. Iacovacci, K. Morå, M. Guida, R Giacomobono, C. Peters, P Schulte, S. Li, P Kharbanda, M. P. Decowski, A. Razeto, Gianluca Lucchetti, Q. Pellegrini, L. Manenti, Y. Xing, A. Higuera, I. Sarnoff, S. Mastroianni, A. Deisting, C. Weinheimer, J. Masbou, S. Kazama, Fabrizio Marignetti, S. Ahmed Maouloud, D. Ramírez García, J. Aalbers, A. P. Colijn, J. M. R. Cardoso, M. Selvi, G. Bruno, S. Vecchi, R. F. Lang, Y. Takeuchi, K. Ni, D. Thers, V. D’Andrea, N. F. Hood, H. Simgen, M. Bazyk, Y Kaminaga, K. Boese, D. Wenz, J.M.F. dos Santos, G. Zavattini, T. Marrodán Undagoitia, R. Biondi, B. Paetsch, T. R. Pollmann, S. Liang, A. Brown, P. Kavrigin, M. Schümann, J. A. M. Lopes, D. Antón Martin, T.C. Luce, L. Bellagamba, M. Lindner, C. Tunnell, C. Cai, K. Valerius, A. P. Cimental Chávez, U. Oberlack, L. Grandi, R. Peres, Florian Jörg, L Principe, S. el Morabit, M Rajado, T Flehmke, A Melchiorre, Kun Liu, M. Messina, S. Shi, K. Abe, H. Fischer, Lina Yang, M. Silva, P.-L. Tan, Jan Conrad, A. Mancuso, A Michael, Jianyang Qi, C. Macolino, J. Pienaar, H. Landsman, J. Yang, D Koke, L. C. Daniel Garcia, R. Hammann, I. Li, H. Schulze Eißing, S. Ghosh, M. Zhong, F. Semeria, J. Mahlstedt, G. Volta, G. Sartorelli, S. Diglio, J. Müller, M. Murra, A. Stevens, R. Gaïor, J. Merz, Y. Zhao, H. Guan, L. Scotto Lavina, M. Weiss, F. I. Villazon Solar, L. Escudero Sanchez, A. Ravindran, Zhenhao Liang, Ye J, A. Takeda, J. Shi, S. Armbruster, C Di Donato, C. Ferrari, B. Andrieu, P Gyorgy, S Vetter, Z. Xu, M. Kobayashi, Y.-T. Lin, L. Yuan, J. Long, Y. Pan, K Kooshkjalali
article en
13 citations

Abstract

We report on a search for weakly interacting massive particle (WIMP) dark matter (DM) via elastic DM-xenon-nucleus interactions in the XENONnT experiment. We combine datasets from the first and second science campaigns resulting in a total exposure of 3.1 tonne-years. In a blind analysis of nuclear recoil events with energies above 3.8 keV_{NR}, we find no significant excess above background. We set new upper limits on the spin-independent WIMP-nucleon scattering cross section for WIMP masses above 10 GeV/c^{2} with a minimum of 1.7×10^{-47} cm^{2} at 90% confidence level for a WIMP mass of 30 GeV/c^{2}. We achieve a best median sensitivity of 1.4×10^{-47} cm^{2} for a 41 GeV/c^{2} WIMP. Compared to the result from the first XENONnT science dataset, we improve our sensitivity by a factor of up to 1.8.

Physical Review LettersVol. 135(22)
Karlsruhe Institute of Technology (DE), New York University Abu Dhabi (AE), University of Fribourg (CH), Stockholm University (SE), Kavli Institute for the Physics and Mathematics of the Universe (JP), University of Groningen (NL), Johannes Gutenberg University Mainz (DE), University of Ferrara (IT), University of Zurich (CH), Purdue University West Lafayette (US), University of Münster (DE), University of L'Aquila (IT), Istituto Nazionale di Fisica Nucleare, Laboratori Nazionali del Gran Sasso (IT), Westlake University (CN), University of California San Diego (US), Sorbonne Université (FR), University of Chicago (US), National Institute for Subatomic Physics (NL), Istituto Nazionale di Fisica Nucleare, Sezione di Torino (IT), Osservatorio Astrofisico di Torino (IT), Istituto Nazionale di Fisica Nucleare, Sezione di Napoli (IT), Chinese University of Hong Kong, Shenzhen (CN), AlbaNova (SE), Institute of High Energy Physics (CN), Istituto Nazionale di Fisica Nucleare, Sezione di Bologna (IT), Gran Sasso Science Institute (IT), Max Planck Institute for Nuclear Physics (DE), Laboratoire Médiations (FR), Weizmann Institute of Science (IL), Nagoya University (JP), Kobe University (JP), Rice University (US), The University of Tokyo (JP), University of Coimbra (PT), Columbia University (US), University of Amsterdam (NL), University of Bologna (IT), Nantes Université (FR), Tsinghua University (CN)
National Science Foundation, University of Chicago, European Commission, Deutsche Forschungsgemeinschaft, Schweizerischer Nationalfonds zur Förderung der Wissenschaftlichen Forschung, Weizmann Institute of Science, Nederlandse Organisatie voor Wetenschappelijk Onderzoek, Knut och Alice Wallenbergs Stiftelse, Tsinghua University, Centre National de la Recherche Scientifique, Istituto Nazionale di Fisica Nucleare, Japan Society for the Promotion of Science, Institut National de Physique Nucléaire et de Physique des Particules, Laboratori Nazionali del Gran Sasso
Openalex Percentile: Top 0%
Dark Matter and Cosmic Phenomena
24.31
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